The cedar should are actually stained in lieu of painted to start with, but if you will need to paint the new cedar, which I don't recommend, you'd need to prime the bare wood by having an exterior bonding primer (oil-based) that may seal the floor, and appy two coats http://deckstaining26158.post-blogs.com/21528110/the-7-second-trick-for-residential-painting-contractors-deck-staining-near-me-concord-nc-28083